Questions Answered by Shawn

Check out http://www.usedgymequipment.com/ and check out their refurbished packages for personal training studios then add what you need according to your target market.
You can set up a basic studio fairly cheap $1000-$1500 depending on what equipment you are familiar with(rent not included). ...

I would like to see your research on tight knee joints and knee cap stress. I have done quite a bit of research on knee kinematics and have yet to come across this, so I am sincerely asking where I can find your information.

It really depends on the problem. Knee pain is very vague. Let me help you narrow it down. Where on the knee is it hurting(front, side, back)? What kind of pain is it (dull, sharp, burning)? Is it a chronic pain or an acute pain? What movements cause you the most pain?
Depending on how you answer...

this is a very vague question but here are some... fear, pride, ego, endorphins, necessity...there are too many to list them all.
I personally train because I love the feel of heavy iron on my back...guess thats ego huh lol. I also train out of necessity because if I don't train my back will pre...

Older adults?? What is an older adult? I train everybody according to what they are physically capable of while making them stronger.
The training program should be based on an assessment of abilities and limitations then pick from a pool of exercises that are available accordingly.

May is Exercise is Medicine month with the ACSM too.
There is a mud run here in Alaska, I'm going to introduce our 11yr old to. If it ever stops snowing and thaws out here...it snowed 4" last night and it is still snowing.

Find your base calories then add 300 cal per day to your total calories for a week or two. If your weight doesn't go up then add another 300 cal for another week or two...etc. make sure you are not gaining more than a pound or two every couple weeks.
Do a whole body workout 3x/wk in the 8-12 rep ...